CN101047275B - Antenna apparatus and antenna system - Google Patents
Antenna apparatus and antenna system Download PDFInfo
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- CN101047275B CN101047275B CN2007100884996A CN200710088499A CN101047275B CN 101047275 B CN101047275 B CN 101047275B CN 2007100884996 A CN2007100884996 A CN 2007100884996A CN 200710088499 A CN200710088499 A CN 200710088499A CN 101047275 B CN101047275 B CN 101047275B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/12—Frequency diversity
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Radio Transmission System (AREA)
Abstract
Disclosed is an antenna apparatus and system including: a first antenna having a fixed directivity for receiving a signal in a first frequency band; a second antenna capable of switching a directivity thereof at a time of receiving a signal in a second frequency band; a judgment section to judge which of the signal in the first frequency band and the signal in the second frequency band a television broadcast signal corresponding to a tuned channel is; and a selection section to select the first antenna as an antenna to receive the television broadcast signal corresponding to the tuned channel when the television broadcast signal is judged to be the signal in the first frequency band, and to select the second antenna as the antenna to receive the television broadcast signal when the television broadcast signal is judged to be the signal in the second frequency band.
Description
Technical field
The present invention relates to a kind of antenna assembly and a kind of antenna system.
Background technology
In the development in early days, for example, spectators regulate the direction of antenna etc. by the image that shows on the reference display unit, with when using antenna system received tv broadcast signal (hereinafter referred to as " TV broadcast singal "), make antenna towards the optimum reception direction.Yet the problem of this control method is that it bothers very much.Therefore, propose, for example, a kind of like this antenna system, it is equipped with the indicating device of the reception condition that can show the TV broadcast singal, so that the reception condition that shows on spectators' energy reference designator, (for example, the seeing that the Japan Patent spy opens No.2001-94899) such as directions of manual adjustments antenna; And a kind of like this antenna system, when it is regulated in viewer request, can regulate (for example, the seeing that the Japan Patent spy opens No.2001-86019) such as directions of antenna automatically.
And, a kind of like this antenna system has also been proposed, it is equipped with a kind of antenna assembly and television receiver, and this antenna assembly is included in the antenna (being commonly referred to " smart antenna ") of its sensing of automaticallying switch when spectators specify the channel of expectation.For concrete enforcement, for example, (for example, EIA/CEA-909) control this antenna assembly, with the sensing of switching smart antenna etc. by television receiver according to default standard.
Now, frequency range according to the TV broadcast singal, the TV broadcast singal can be divided into the signal (for example VHF section) (hereinafter referred to as " VHF signal ") of first frequency range and the signal (for example UHF section) (hereinafter referred to as " UHF signal ") of second frequency range, and be used for antenna structure that the VHF signal receives and to be used for the antenna structure that the UHF signal receives different greatly.Therefore, for example,,, then can cause the problem of the size increase of smart antenna so that it can receive VHF signal and UHF signal if attempt to change above-mentioned smart antenna structure.On the other hand, the reason of smart antenna with the many directions pointed construction ground that is to solve the launching tower that is used to launch the TV broadcast singal situation of disperseing very much etc.Yet, along with the conversion from the analog broadcasting to the digital broadcasting recently, reduced the broadcasting of VHF wave band, so the possibility from a plurality of direction emission VHF signals is very little in the future.That is to say that the needs of switched antenna direction are less when receiving the VHF signal, and be enough to be used in receiving VHF signal and UHF signal for the antenna that when receiving the UHF signal, switches.
Summary of the invention
The objective of the invention is to realize the antenna assembly of a kind of miniaturization and simplification, it comprises in order to the antenna that receives signal in first frequency range with in order to receive the antenna of signal in second frequency range; And a kind of antenna system that is provided with this antenna assembly.
To achieve these goals, according to a first aspect of the invention, provide a kind of antenna system, comprise antenna assembly connected to one another and receiver, wherein, described antenna assembly comprises: have first antenna of fixed directional, be used for being received in the signal of first frequency range of television broadcasting signal; Second antenna is connected separably with described first antenna, can switch its sensing during the signal of described second antenna in second frequency range of received tv broadcast signal; Obtain parts, obtain channel information from described receiver; Decision means is judged and be signal in first frequency range or the signal in second frequency range by the described corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain that obtains; Alternative pack, when judge by described decision means with by described when to obtain the corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain be signal in first frequency range, described alternative pack is selected the antenna of described first antenna as received tv broadcast signal, when judge by described decision means with by described when to obtain the corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain be signal in second frequency range, described alternative pack is selected the antenna of described second antenna as received tv broadcast signal; And switching part, when described alternative pack is selected second antenna, described switching part is based on obtaining the sensing that the directional information that comprises in the channel information that parts obtain is switched described second antenna by described, wherein, described receiver comprises: the emission element that channel information is transmitted into antenna assembly.
According to this aspect, described antenna assembly comprises: have first antenna of fixed directional, be used for the signal of first frequency range of received tv broadcast signal; Second antenna can switch its sensing when the signal in second frequency range of received tv broadcast signal.Therefore, for example, if dispose a kind of antenna, with can be (for example at the signal in receiving first frequency range, the VHF signal) switches it the time and point to, can switch the antenna size of its sensing in the time of then must making antenna size greater than the signal (for example, UHF signal) that is configured in receiving second frequency range; But, if during the signal (for example, VHF signal) in receiving first frequency range, antenna as first antenna has fixing sensing, then the size of antenna needn't be very big, therefore, can realize being arranged on the miniaturization and the simplification of the antenna assembly in the antenna system.
In addition, described antenna assembly can obtain channel information from receiver by obtaining parts, and can judge and be signal in first frequency range or the signal in second frequency range by obtaining the corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain by decision means.When judging by decision means, can select the antenna of first antenna by alternative pack as received tv broadcast signal with when to obtain the corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain be signal in first frequency range.When judging by decision means, can select the antenna of second antenna by alternative pack as received tv broadcast signal with when obtaining the corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain and be the signal of second frequency range.When selecting parts to select second antenna, can be based on by obtaining the directional information that comprises in the channel information that parts obtain is switched second antenna by switching part sensing.Described receiver can be transmitted into antenna assembly with channel information by emission element.That is to say, effectively the control antenna device.
In addition, because first antenna can freely be connected and separate with second antenna,, therefore, can still realize the further miniaturization of antenna assembly from antenna assembly so first antenna can separate.
According to a second aspect of the invention, provide a kind of antenna assembly to comprise: to have first antenna of fixed directional, be used for being received in the signal of first frequency range of television broadcasting signal; Can switch its sensing when second antenna, signal in second frequency range of received tv broadcast signal; Decision means, judge with the corresponding television broadcasting signal of channel that is conditioned be signal in first frequency range or the signal in second frequency range; Alternative pack, when the corresponding television broadcasting signal of the channel of being judged and being conditioned by described decision means is signal in first frequency range, described alternative pack is selected the antenna of described first antenna as received tv broadcast signal, when the corresponding television broadcasting signal of the channel of being judged and being conditioned by described decision means was the signal of second frequency range, described alternative pack was selected the antenna of described second antenna as received tv broadcast signal.
According to this aspect, described antenna assembly comprises: have first antenna of fixed directional, be used for the signal of first frequency range of received tv broadcast signal; Second antenna can switch its sensing when the signal in second frequency range of received tv broadcast signal.Therefore, for example, if dispose a kind of antenna, with can be (for example at the signal in receiving first frequency range, the VHF signal) switches it the time and point to, can switch the antenna size of its sensing in the time of then must making antenna size greater than the signal (for example, UHF signal) that is configured in receiving second frequency range; But, if during the signal (for example, VHF signal) in receiving first frequency range, antenna as first antenna has fixing sensing, then the size of antenna needn't be very big, therefore, can realize being arranged on the miniaturization and the simplification of the antenna assembly in the antenna system.
In addition, may by decision means judge with the corresponding television broadcasting signal of channel that is conditioned be signal in first frequency range or the signal in second frequency range.When the corresponding television broadcasting signal of the channel of judging and being conditioned by decision means is signal in first frequency range, select the antenna of first antenna as received tv broadcast signal by alternative pack.When the corresponding television broadcasting signal of the channel of judging and being conditioned is the signal of second frequency range, select the antenna of second antenna as received tv broadcast signal by alternative pack.That is to say, effectively the control antenna device.
Preferably, described first antenna can freely be connected and separate with described second antenna.
Therefore, the beneficial effect similar to above-mentioned aspect is conspicuous, and, because first antenna can freely be connected and separate with second antenna, so first antenna can separate, therefore, can still realize the further miniaturization of antenna assembly from antenna assembly.
Description of drawings
By detailed description shown below and the accompanying drawing that only provides by diagramatic way, can more in depth understand the present invention, and and non-limiting scope of the present invention, wherein,
Fig. 1 is the functional structure block diagram that the antenna system of the preferred embodiment of the present invention is shown;
Fig. 2 is the major part configuration diagram that the main unit of antenna shown in Figure 1 is shown; With
Fig. 3 illustrates the process chart of analyzing about by the channel that antenna assembly carried out of the preferred embodiment of the present invention.
Embodiment
Next, with the antenna system that is described in detail with reference to the attached drawings the preferred embodiment of antenna assembly of the present invention and is equipped with this antenna assembly.Incidentally, scope of the present invention is not limited to shown example.
The structure of＜antenna system 〉
At first, the structure of antenna system 100 will be described with reference to figure 1.
Antenna assembly 1 and the television receiver 3 for example interface by communicating according to default communication means (for example, EIA/CEA909 etc.) (hereinafter referred to as " 909 interface ") interconnect.
And configuration antenna assembly 1 is receiving for example television broadcasting signal (hereinafter referred to as " TV broadcast singal "), and configuration television receiver 3 is to export for example sound and image based on the TV broadcast singal that is received by antenna assembly 1.
The structure of＜antenna assembly 〉
Below, the structure of antenna assembly 1 will be described with reference to figure 1.
Antenna assembly 1 comprises 909 interfaces 10 for example, antenna controller 11, as VHF antenna 12, as the UHF antenna 13 of second antenna etc. with first antenna of fixed directional, wherein said VHF antenna 12 is used for the signal of first frequency band signals (for example VHF signal) of received tv broadcast signal, and described UHF antenna 13 can switch its sensing when receiving second frequency band signals (for example UHF signal) of TV broadcast singal.
For example, as shown in Figure 2, VHF antenna 12 and UHF antenna 13 with can freely be connected with the state that separates under interconnect.
For example, 909 interfaces 10 are connected to 909 interfaces 31 (following description) of television receiver 3, and communicate based on 909 interfaces 31 (following description) of predetermined communication means (for example, EIA/CEA909 etc.) with television receiver 3.Then, 909 interfaces 10 are used for the channel information (following description) of control antenna device 1 etc. from television receiver 3 receptions, and the channel information that receives is outputed to antenna controller 11.
CPU1111 carries out various control operations according to the various handling procedures that are used for antenna controller 11, and this procedure stores is in ROM1113.
RAM1112 comprises: be used to expand the handling procedure that will carry out by CPU1111 etc. program storage area, be used to store the input data and the data storage areas of the result that when the above-mentioned handling procedure of execution, produces etc.
The system program that ROM1113 storage can be carried out by antenna controller 11, can be in the data of the various handling procedures of carrying out on the system program, the data of when carrying out various handling procedure, using, the result handled by CPU1111 etc.Incidentally, these programs are stored among the ROM1113 with the form of computer-readable program coding.
For concrete enforcement, program 1113a, determining program 1113b, option program 1113c etc. are for example obtained in the ROM1113 storage.
The program 1113a of obtaining can realize CPU1111, for example, obtains the function of the channel information of 909 interfaces (following description) emission from television receiver 3.
CPU1111 obtains program 1113a by execution and is used as and obtains parts.
Now, channel information is the corresponding information of channel (virtual channel) that for example is conditioned with the user and the information that for example comprises physical channel number, the directional information relevant with the direction of antenna direction, the gain information relevant with the gain of antenna etc.
For concrete enforcement, physical channel number is for example will be by the information of the CPU1111 use of carrying out determining program 1113b.
And directional information is for example will be by the information of switch unit 112 uses.
And gain information is for example will be by the information of VHF antenna 12 and 13 uses of UHF antenna.
Determining program 1113b can realize CPU1111, for example, judgement is the VHF signal with the corresponding TV broadcast singal of physical channel number, or the function of UHF signal, wherein said physical channel number is served as reasons and has been carried out the channel that comprises in the channel information that CPU1111 obtained that obtains program 1113a; That is, judge that the corresponding TV broadcast singal of regulating with the user of channel is the VHF signal, or the function of UHF signal.
Therefore, physical channel number is for example given, with the frequency values of the frequency range that exists corresponding to the TV broadcast singal, and because the TV broadcast singal has big physical channel number, so the TV broadcast singal is present in the frequency range with big frequency values.And the UHF signal is present in to compare with the frequency range that the VHF signal exists and has in the frequency range of big frequency values.Therefore, can judge that the TV broadcast singal is VHF signal or UHF signal based on physical channel number.
For concrete enforcement, for example, when when having carried out the physical channel number that comprises in the channel information that CPU1111 obtained that obtains program 1113a and be equal to or less than preset value (hereinafter referred to as " α "), CPU1111 judges that the TV broadcast singal is the VHF signal; When physical channel number during greater than " α ", CPU1111 judges that the TV broadcast singal is the UHF signal.
CPU1111 is used as judging unit by carrying out determining program 1113b.
CPU1111 is used as alternative pack by carrying out such option program 1113c.
When selecting UHF antenna 13 by the CPU1111 that has carried out option program 1113c, for example as the switch unit 112 of switching part, according to control signal from control unit 111 inputs, based on by having carried out the directional information that comprises in the channel information that the CPU1111 that obtains program 1113a obtains, the sensing of switching UHF antenna 13.
For concrete enforcement, VHF antenna 12 is as shown in Figure 2 a so-called rabbit antenna for example, its can freely connect with the state that separates under, be connected to UHF antenna 13.
For example the VHF antenna is connected to the tuner 32 of television receiver 3, and when having carried out the CPU1111 selection VHF antenna of option program 1113c, VHF antenna 12 receives TV broadcast singals (VHF signal).
The UHF antenna is for example a kind of like this antenna, disposes it can receive from the UHF signal of the TV broadcast singal of the launching tower in broadcasting station emission etc.
For concrete enforcement, UHF antenna 13 is for example so-called smart antennas, and has a plurality of directions pointed (for example, 16 directions).When direction being switched to one of a plurality of directions, demonstrate than from the bigger sensitivity of the TV broadcast singal of other directions for TV broadcast singal UHF antenna from this direction by switch unit 112.
For example UHF antenna 13 is connected to the tuner 32 of television receiver 3, and when having carried out the CPU1111 selection UHF antenna of option program 1113c, by the sensing that switch unit 112 switches UHF antenna 13, UHF antenna 13 receives TV broadcast singal (UHF signal) then.
For concrete enforcement, when VHF antenna 12 and UHF antenna 13 for example received the TV broadcast singal, their were carried out gain controlling and handle, for example, based on by having carried out gain information that comprises in the channel information that the CPU1111 that obtains program 1113a obtains etc., the TV broadcast singal is amplified this yield value.Then, they are to tuner 32 output TV broadcast singals (for concrete enforcement, being less radio-frequency (RF) signal).
Incidentally, only dispose VHF antenna 12, having the reception sensitivity that is used for the VHF frequency range, and VHF antenna 12 is not to receive the UHF signal.
Similarly, only dispose UHF antenna 13, having the reception sensitivity that is used for uhf band, and UHF antenna 13 is not to receive the VHF signal.Therefore, can dispose antenna assembly 1, so that for example when VHF antenna 12 separates, antenna assembly 1 is the released state of automatic or manual perception VHF antenna 12 for example; And, if with the corresponding TV broadcast singal of the channel that is conditioned be the VHF signal, then antenna assembly 1 usefulness UHF antenna 13 receives the VHF signals.
The structure of＜television receiver 〉
Then, the structure of television receiver 3 will be described with reference to figure 1.
And television receiver 3 is provided with voice output unit 35 and the image-display units 36 that for example is connected to decoder 34.
And television receiver 3 is provided with the remote controllers 381 (hereinafter referred to as " RC381 ") that for example are used for television receiver 3, wherein, RC381 can with 38 executive communications of Long-distance Control receiving element.
909 interfaces 31 for example are connected to 909 interfaces 10 of antenna assembly 1, and for example according to control signal from control unit 40 inputs, based on the default communication means and 909 interfaces, 10 executive communications of antenna assembly 1, be transmitted into 909 interfaces 10 with the channel information that will be used for control antenna device 1 etc.
Image-display units 36 is liquid crystal displays etc. for example, and based on picture signal demonstration and the corresponding image of view data, and based on showing and the corresponding image of view data from picture signal decoder 34 outputs and that synthesize by osd circuit 37 and OSD shows signal (describing below) from decoder 34 outputs.
The OSD shows signal that osd circuit 37 for example will be used to make image-display units 36 carry out default screen display (OSD) according to the control signal from control unit 40 input is blended into image-display units 36 with the picture signal from decoder 34 outputs.
Long-distance Control receiving element 38 for example receives from the various signals of RC381 emission, with based on the various signals that receive, exports various types of data to control unit 40.
For example, RC381 is operated by the user, and according to operation, transmits to Long-distance Control receiving element 38.
For concrete enforcement, RC381 comprises on the channel key for example used when the channel that appointment is conditioned, the channel/following key etc.
For concrete enforcement, memory cell 39 storage of channel tables 391 etc.
Channel table 391 is stored for example channel information etc.
For concrete enforcement, channel table 391 storages for example, on the channel key of distributing to RC381 and the channel/and the number of virtual channel of following key, physical channel number, the directional information relevant, the gain information relevant etc. with the gain of antenna with antenna direction pointed, these information of wherein being stored are in state associated with each other.
The information in the channel table 391 of being stored in for example is to determine in the initial setting process of the antenna system 100 in will being stored in channel table 391.
CPU401 carries out various control operations according to the various handling procedures that are used for television receiver 3, and the handling procedure of wherein said television receiver 3 is stored among the ROM403.
RAM402 comprises the program storage area that is used to expand the handling procedure that will be carried out by CPU401 etc., be used to store the input data and the data storage areas of the result that produces when carrying out above-mentioned handling procedure etc.
The system program that the ROM403 stored energy is carried out by television receiver 3, can be at the various result datas of the processing of the various handling procedures of carrying out on the system program, the data of when carrying out these various handling procedures, using, CPU401 etc.Incidentally, these programs are stored among the ROM403 with the form of computer-readable program coding.
For concrete enforcement, ROM403 stores for example launching procedure 403a etc.
Launching procedure 403a for example makes CPU401 pass through the function that 909 interfaces 31 are realized to antenna assembly 1 transmitting channel information.
For concrete enforcement, for example, on by the channel key or channel of user by RC381/when channel is regulated in the operation of following key, CPU401 obtains the corresponding channel information of channel (number of virtual channel) (physical channel number, directional information, gain information etc.) with channel from the channel table 391 of memory cell 39, and the channel information that obtains to antenna controller 11 emissions of antenna assembly 1 by 909 interfaces 31.
CPU401 is used as emission element by carrying out such launching procedure 403a.
＜channel analyzing and processing 〉
Next, will be with reference to the flow chart description and the relevant processing of channel analysis of passing through antenna assembly 1 of figure 3.
At first, at step S1, the CPU1111 that is included in the antenna controller 11 in the antenna assembly 1 judges whether carried out the CPU1111 that obtains program 1113a has obtained from the channel information of television receiver 3 emissions.
When CPU1111 judges that it does not also obtain channel information in step S1 (step S1, not), the processing of CPU1111 repeated execution of steps S1.
On the other hand, at step S2, when CPU1111 judges that it has obtained channel information in step S1 (step S1 is), whether CPU1111 to be included in the physical channel number of obtaining in the channel information with judgement bigger than " α " if carrying out determining program 1113b.
(step S2 when CPU1111 judges that in step S2 physical channel number is big unlike " α ", not), that is to say, when the CPU1111 judgement is the VHF signal with the corresponding TV broadcast singal of physical channel number, at step S3, CPU1111 carries out option program 1113c, to select VHF antenna 12 as the antenna that receives the TV broadcast singal, then, processing is transferred to step S6.
On the other hand, (step S2 when CPU1111 judges that in step S2 physical channel number is bigger than " α ", be), that is to say, when the CPU1111 judgement is the UHF signal with the corresponding TV broadcast singal of physical channel number, at step S4, CPU1111 carries out option program 1113c, to select UHF antenna 13 as the antenna that receives the TV broadcast singal, and at step S5, CPU1111 is based on the directional information that is included in the channel information that obtains among the step S1, by the sensing of switch unit 112 switching UHF antennas 13, then, processing is transferred to step S6.
Next, at step S6, CPU1111 control VHF antenna 12 or UHF antenna 13, carrying out gain controlling with the TV broadcast singal that VHF antenna 12 or UHF antenna 13 are received handles, for example, based on the gain information that is included in the channel information that obtains among the step S1, the TV broadcast singal is amplified this yield value, and repeat the processing after step S1.
Said antenna device 1 and be provided with the antenna system 100 of antenna assembly 1 according to the preferred embodiment of the invention, antenna assembly 1 is provided with the VHF antenna 12 with fixed directional, and UHF antenna 13, wherein said VHF antenna 12 is used to receive the VHF signal of TV broadcast singal, and described UHF antenna 13 can switch its sensing when receiving the UHF signal of TV broadcast singal.
Therefore, for example,, point to, then must make antenna size when receiving the UHF signal, can switch the antenna size that points to greater than being configured to can when receiving the VHF signal, switching it if dispose a kind of antenna.Yet if the sensing of antenna is fixed when receiving the VHF signal, as VHF antenna 12, the size of antenna needn't be very big, therefore, can realize being arranged on the miniaturization and the simplification of the antenna assembly 1 in the antenna system 100.
And, antenna assembly 1 can be by having carried out the CPU1111 that obtains program 1113a, obtain channel information from television receiver 3, and can enough CPU1111 that has carried out determining program 1113b, judge and be VHF signal or UHF signal by having carried out the corresponding TV broadcast singal of the physical channel number that comprises in the channel information that CPU1111 obtained that obtains program 1113a.When judging by the CPU1111 that has carried out determining program 1113b with when having carried out the corresponding TV broadcast singal of the physical channel number that comprises in the channel information that CPU1111 obtained that obtains program 1113a and be the VHF signal, by having carried out the CPU1111 of option program 1113c, VHF antenna 12 can be elected to be the antenna that receives the TV broadcast singal.When judging, UHF antenna 13 can be elected to be the antenna that receives the TV broadcast singal with when having carried out the corresponding TV broadcast singal of the physical channel number that comprises in the channel information that CPU1111 obtained that obtains program 1113a and be the UHF signal.When selecting UHF antenna 13 according to option program 1113c, based on by having carried out the directional information that comprises in the channel information that CPU1111 obtained that obtains program 1113a, can switch the sensing of UHF antennas 13 by switch unit 112, and the CPU401 that television receiver 3 can be by having carried out launching procedure 403a by 909 interfaces 31 to antenna assembly 1 transmitting channel information.That is to say, by television receiver 3 effective control antenna devices 1.
And, owing to VHF antenna 12 can freely be connected and separate with UHF antenna 13, so, VHF antenna 12 can be separated from antenna assembly 1, therefore, can still further realize being arranged on the miniaturization of the antenna assembly 1 in the antenna system 100.
Incidentally, the present invention is not limited to the foregoing description, and in the scope that does not break away from spirit of the present invention, can do suitable change.
Claims (3)
1. an antenna system comprises antenna assembly connected to one another and receiver, and wherein, described antenna assembly comprises:
First antenna with fixed directional is used for being received in the signal of first frequency range of television broadcasting signal;
Second antenna is connected separably with described first antenna, can switch its sensing during the signal of described second antenna in second frequency range of received tv broadcast signal;
Obtain parts, obtain channel information from described receiver;
Decision means judges that television broadcasting signal is signal in first frequency range or the signal in second frequency range, and described television broadcasting signal is with to obtain the channel that comprises in the channel information that parts obtain corresponding by described;
Alternative pack, when judge by described decision means with by described when to obtain the corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain be signal in first frequency range, described alternative pack is selected the antenna of described first antenna as received tv broadcast signal; When judge by described decision means with by described when to obtain the corresponding television broadcasting signal of channel that comprises in the channel information that parts obtain be signal in second frequency range, described alternative pack is selected the antenna of described second antenna as received tv broadcast signal; And
Switching part, when described alternative pack is selected described second antenna, described switching part based on by described obtain the directional information that comprises in the channel information that parts obtain switch described second antenna sensing and
Wherein, described receiver comprises the emission element that channel information is transmitted into described antenna assembly.
2. antenna assembly comprises:
First antenna with fixed directional is used for being received in the signal of first frequency range of television broadcasting signal;
Can switch its sensing when second antenna, signal in second frequency range of received tv broadcast signal;
Decision means judges that television broadcasting signal is signal in first frequency range or the signal in second frequency range, and described television broadcasting signal is corresponding with the channel that is conditioned;
Alternative pack, when the corresponding television broadcasting signal of the channel of being judged and being conditioned by described decision means is signal in first frequency range, described alternative pack is selected the antenna of described first antenna as received tv broadcast signal, when the corresponding television broadcasting signal of the channel of being judged and being conditioned by described decision means was the signal of second frequency range, described alternative pack was selected the antenna of described second antenna as received tv broadcast signal.
3. antenna assembly according to claim 2, wherein, described first antenna can freely be connected and separate with described second antenna.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-085718 | 2006-03-27 | ||
| JP2006085718A JP2007266714A (en) | 2006-03-27 | 2006-03-27 | Antenna unit and antenna system |
| JP2006085718 | 2006-03-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101047275A CN101047275A (en) | 2007-10-03 |
| CN101047275B true CN101047275B (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100884996A Expired - Fee Related CN101047275B (en) | 2006-03-27 | 2007-03-27 | Antenna apparatus and antenna system |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7570224B2 (en) |
| EP (1) | EP1841009A1 (en) |
| JP (1) | JP2007266714A (en) |
| CN (1) | CN101047275B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007281749A (en) * | 2006-04-05 | 2007-10-25 | Funai Electric Co Ltd | System and apparatus for receiving, television broadcast signal, and antenna system |
| US8706124B2 (en) * | 2009-09-17 | 2014-04-22 | Nokia Corporation | Data path transfer for multiband communication |
| KR20130142493A (en) * | 2012-06-19 | 2013-12-30 | 현대모비스 주식회사 | Antenna for the vehicle |
| TWI774298B (en) * | 2021-03-30 | 2022-08-11 | 華碩電腦股份有限公司 | Electronic device |
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| US4352202A (en) * | 1979-09-04 | 1982-09-28 | Carney Richard E | Combined remote control for wireless communication equipment and associated antenna |
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| CN1351800A (en) * | 1999-09-21 | 2002-05-29 | 松下电器产业株式会社 | Digital broadcasting demodulation apparatus |
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| US3478361A (en) * | 1968-10-09 | 1969-11-11 | Marvin P Middlemark | Indoor television antenna with rotatable rings |
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2006
- 2006-03-27 JP JP2006085718A patent/JP2007266714A/en not_active Ceased
-
2007
- 2007-03-20 EP EP07005728A patent/EP1841009A1/en active Pending
- 2007-03-26 US US11/691,174 patent/US7570224B2/en not_active Expired - Fee Related
- 2007-03-27 CN CN2007100884996A patent/CN101047275B/en not_active Expired - Fee Related
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| US4352202A (en) * | 1979-09-04 | 1982-09-28 | Carney Richard E | Combined remote control for wireless communication equipment and associated antenna |
| US5771015A (en) * | 1995-11-20 | 1998-06-23 | Kirtman; Stuart E. | Controllable antenna system |
| CN1351800A (en) * | 1999-09-21 | 2002-05-29 | 松下电器产业株式会社 | Digital broadcasting demodulation apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1841009A1 (en) | 2007-10-03 |
| CN101047275A (en) | 2007-10-03 |
| US20070262913A1 (en) | 2007-11-15 |
| US7570224B2 (en) | 2009-08-04 |
| JP2007266714A (en) | 2007-10-11 |
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